Finding the Fourth Proportional to 22,276.83, 30,741.57 and 12,204.78

Step by Step Solution

1. Step 1: Write the proportion equation
   22,276.83 : 30,741.57 = 12,204.78 : x
2. Step 2: Convert to fraction form
   22,276.83/30,741.57 = 12,204.78/x
3. Step 3: Cross multiply
   22,276.83x = 30,741.57 × 12,204.78
4. Step 4: Simplify right side
   22,276.83x = 375,194,098.70
5. Step 5: Solve for x
   x = 375,194,098.70/22,276.83
6. Step 6: Final answer
   x = 16,842.35